Finding the Fourth Proportional to 9,388.15, 12,955.94 and 5,410.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,388.15 : 12,955.94 = 5,410.06 : x
2. Step 2: Convert to fraction form
   9,388.15/12,955.94 = 5,410.06/x
3. Step 3: Cross multiply
   9,388.15x = 12,955.94 × 5,410.06
4. Step 4: Simplify right side
   9,388.15x = 70,092,385.71
5. Step 5: Solve for x
   x = 70,092,385.71/9,388.15
6. Step 6: Final answer
   x = 7,466.05